Ara es mostren els items 1-20 de 131

  • A canonical reduced form for singular time invariant linear systems 

    García Planas, María Isabel; Díaz, Adolfo (2009-09)
    Text en actes de congrés
    Accés obert
    We consider quadruples of matrices (E; A;B;C), representing singular linear time invariant systems in the form Ex_ (t) = Ax + Bu y = Cx ¾ (1) with E;A 2 Mp£n(C), B 2 Mp£m(C) and C 2 Mq£n(C) under proportional and ...
  • A canonical reduced form for singular time invariant linear systems. Part I 

    García Planas, María Isabel; Díaz, Adolfo (WSEAS Press. World Scientific and Engineering Academy and Society, 2009-12)
    Comunicació de congrés
    Accés obert
  • A canonical reduced form for singular time invariant linear systems. Part II 

    García Planas, María Isabel; Díaz, Adolfo (WSEAS Press. World Scientific and Engineering Academy and Society, 2009-12)
    Comunicació de congrés
    Accés obert
  • A general approach for computing residues of partial-fraction expansion of transfer matrices 

    García Planas, María Isabel; Domínguez García, José Luís (2013-07)
    Article
    Accés obert
    This paper deals with the description of a general method for calculating the residues of a linear system. Considering, physical models, it is well-assumed that the system described only presents simple eigenvalues, or at ...
  • Algebra and large-scale dam assessment: the case of merowe dam in Sudan 

    Requejo Castro, David; Taberna Torres, Judit; García Planas, María Isabel (EScGD, 2018)
    Capítol de llibre
    Accés obert
  • Álgebra lineal en la educación para el desarrollo sostenible 

    García Planas, María Isabel; Taberna Torres, Judit; Rina García, Natalia (Iniciativa Digital Politècnica, Oficina de Publicacions Acadèmiques Digitals de la UPC, 2018)
    Llibre
    Accés obert
    El objetivo de este libro es desarrollar y trabajar, desde el álgebra lineal, aspectos vinculados al desarrollo sostenible, para sensibilizar sobre esta cuestión. Para ello, se han elaborado diversos proyectos, de dificultad ...
  • Álgebra lineal : problemas resueltos 

    García Planas, María Isabel (Edicions UPC, 1993)
    Llibre
    Accés restringit a la comunitat UPC
    El presente libro es un complemento de la asignatura Álgebra Lineal, destinado a los estudiantes de primer curso de ingeniería y ciencias en general y a los de Ingeniería Industrial en particular. Pretende, por una parte, ...
  • Álgebra lineal y geometría para la ingeniería 

    García Planas, María Isabel (Maria Isabel Garcia Planas, 2011)
    Llibre
    Accés obert
    Este libro recoge el material preparado para estudiantes de la asignatura de geometr´ıa de los cursos de grado de ingenier´ıa en tecnolog´ıas industriales, ingenier´ıa qu´ımica y grado de ingenier´ıa de materiales de la ...
  • Alternative tests for functional and pointwise output-controllability of linear time-invariant systems 

    García Planas, María Isabel; Domínguez García, José Luís (2013)
    Article
    Accés obert
    This paper deals with the description of a new method for calculating the functional output-controllability. It is computed by means of the rank of a certain constant matrix which can be associated to the system. Moreover, ...
  • Analizing exact controllability of l-order linear systems 

    García Planas, María Isabel (WSEAS Press, 2017-01-01)
    Article
    Accés obert
    In recent years there has been growing interest in the descriptive analysis of l-order time invariant linear dynamical system xl = Al-1xl-1 ++ A0x0 where Ai are square complex matrices and xi denotes the i-th derivative ...
  • Analizing exact controllability of l-order linear ystems 

    García Planas, María Isabel (WSEAS Press, 2017-05)
    Article
    Accés obert
    In recent years there has been growing interest in the descriptive analysis of l -order time invariant linear dynamical system x l = A l system x l = A l where A i are square complex matrices and x i denotes the i-th ...
  • An alternative collection of structural invariants for matrix pencils under strict equivalence 

    Díaz, Adolfo; García Planas, María Isabel (WSEAS Press. World Scientific and Engineering Academy and Society, 2009)
    Article
    Accés restringit per política de l'editorial
    We consider pairs of matrices (E;A), representing singular linear time invariant sys- tems in the form Ex_ (t) = Ax with E;A 2 Mp£n(C) under restricted equivalence. In this paper we obtain an alternative collection of ...
  • An alternative complete system of invariants for matrix pencils under strict equivalence 

    García Planas, María Isabel; Díaz, Adolfo (WSEAS Press. World Scientific and Engineering Academy and Society, 2009-12)
    Capítol de llibre
    Accés restringit per política de l'editorial
    We consider triples of matrices (E; A;B), representing singular linear time invariant systems in the form Ex_ (t) = Ax(t) + Bu(t), with E;A 2 Mp£n(C) and B 2 Mn£m(C), un- der proportional and derivative feedback. Using ...
  • An alternative complete system of invariants for matrix pencils under strict equivalence 

    García Planas, María Isabel; Díaz, Adolfo (WSEAS Press. World Scientific and Engineering Academy and Society, 2009-12)
    Comunicació de congrés
    Accés obert
  • Analysis of behavior of a simple eigenvalue of singular system 

    García Planas, María Isabel; Tarragona, Sonia (WSEAS Press, 2013-09)
    Capítol de llibre
    Accés obert
    Small perturbations of simple eigenvalues with a change of parameters is a problem of general interest in applied mathematics. The aim of this work is to study the behavior of a simple eigenvalue of singular linear ...
  • Analysis of behavior of a simple eigenvalue of singular system 

    García Planas, María Isabel; Tarragona, Sonia (WSEAS Press, 2013)
    Comunicació de congrés
    Accés obert
    Small perturbations of simple eigenvalues with a change of parameters is a problem of general interest in applied mathematics. The aim of this work is to study the behavior of a simple eigenvalue of singular linear ...
  • Analysis of behavior of the eigenvalues and eigenvectors of singular linear systems 

    García Planas, María Isabel; Tarragona Romero, Sonia (2012)
    Article
    Accés obert
    Let E(p)x˙ = A(p)x + B(p)u be a family of singular linear systems smoothly dependent on a vector of real parameters p = (p1, . . . , pn). In this work we construct versal deformations of the given differentiable family under ...
  • Analysis of control properties]{Analysis of control properties of convolutional concatenated codes under linear systems point of view 

    García Planas, María Isabel; Um, Laurence Emilie; Souidi, El Mamoun (2013)
    Text en actes de congrés
    Accés obert
    In this paper we consider two models of concatenated convolutional codes from the perspective of linear systems theory. We present an input-state-output representation of these models and we study the conditions for ...
  • Analysis of control properties of concatenated convolutional codes 

    García Planas, María Isabel; Souidi, El Mamoun; Um, Laurence Emilie (2012)
    Article
    Accés obert
    In this paper we consider two models of concatenated convolutional codes from the perspective of linear systems theory. We present an input-state-output representation of these models and we study the conditions for ...
  • Analysis of functional output-controllability of time-invariant Composite linear systems 

    García Planas, María Isabel; Tarragona, Sonia (WSEAS Press, 2013-09)
    Capítol de llibre
    Accés obert
    Small perturbations of simple eigenvalues with a change of parameters is a problem of general interest in applied mathematics. The aim of this work is to study the behavior of a simple eigenvalue of singular linear ...